diff options
Diffstat (limited to 'tools/perf/arch')
-rw-r--r-- | tools/perf/arch/x86/util/evlist.c | 13 | ||||
-rw-r--r-- | tools/perf/arch/x86/util/topdown.c | 51 | ||||
-rw-r--r-- | tools/perf/arch/x86/util/topdown.h | 1 |
3 files changed, 54 insertions, 11 deletions
diff --git a/tools/perf/arch/x86/util/evlist.c b/tools/perf/arch/x86/util/evlist.c index c83f8c11735f..cb59ce9b9638 100644 --- a/tools/perf/arch/x86/util/evlist.c +++ b/tools/perf/arch/x86/util/evlist.c @@ -3,12 +3,9 @@ #include "util/pmu.h" #include "util/evlist.h" #include "util/parse-events.h" -#include "topdown.h" #include "util/event.h" #include "util/pmu-hybrid.h" - -#define TOPDOWN_L1_EVENTS "{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound}" -#define TOPDOWN_L2_EVENTS "{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound,topdown-heavy-ops,topdown-br-mispredict,topdown-fetch-lat,topdown-mem-bound}" +#include "topdown.h" static int ___evlist__add_default_attrs(struct evlist *evlist, struct perf_event_attr *attrs, @@ -65,13 +62,7 @@ int arch_evlist__add_default_attrs(struct evlist *evlist, if (nr_attrs) return ___evlist__add_default_attrs(evlist, attrs, nr_attrs); - if (!pmu_have_event("cpu", "slots")) - return 0; - - if (pmu_have_event("cpu", "topdown-heavy-ops")) - return parse_events(evlist, TOPDOWN_L2_EVENTS, NULL); - else - return parse_events(evlist, TOPDOWN_L1_EVENTS, NULL); + return topdown_parse_events(evlist); } struct evsel *arch_evlist__leader(struct list_head *list) diff --git a/tools/perf/arch/x86/util/topdown.c b/tools/perf/arch/x86/util/topdown.c index f81a7cfe4d63..67c524324125 100644 --- a/tools/perf/arch/x86/util/topdown.c +++ b/tools/perf/arch/x86/util/topdown.c @@ -3,9 +3,17 @@ #include "api/fs/fs.h" #include "util/pmu.h" #include "util/topdown.h" +#include "util/evlist.h" +#include "util/debug.h" +#include "util/pmu-hybrid.h" #include "topdown.h" #include "evsel.h" +#define TOPDOWN_L1_EVENTS "{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound}" +#define TOPDOWN_L1_EVENTS_CORE "{slots,cpu_core/topdown-retiring/,cpu_core/topdown-bad-spec/,cpu_core/topdown-fe-bound/,cpu_core/topdown-be-bound/}" +#define TOPDOWN_L2_EVENTS "{slots,topdown-retiring,topdown-bad-spec,topdown-fe-bound,topdown-be-bound,topdown-heavy-ops,topdown-br-mispredict,topdown-fetch-lat,topdown-mem-bound}" +#define TOPDOWN_L2_EVENTS_CORE "{slots,cpu_core/topdown-retiring/,cpu_core/topdown-bad-spec/,cpu_core/topdown-fe-bound/,cpu_core/topdown-be-bound/,cpu_core/topdown-heavy-ops/,cpu_core/topdown-br-mispredict/,cpu_core/topdown-fetch-lat/,cpu_core/topdown-mem-bound/}" + /* Check whether there is a PMU which supports the perf metrics. */ bool topdown_sys_has_perf_metrics(void) { @@ -73,3 +81,46 @@ bool arch_topdown_sample_read(struct evsel *leader) return false; } + +const char *arch_get_topdown_pmu_name(struct evlist *evlist, bool warn) +{ + const char *pmu_name; + + if (!perf_pmu__has_hybrid()) + return "cpu"; + + if (!evlist->hybrid_pmu_name) { + if (warn) + pr_warning("WARNING: default to use cpu_core topdown events\n"); + evlist->hybrid_pmu_name = perf_pmu__hybrid_type_to_pmu("core"); + } + + pmu_name = evlist->hybrid_pmu_name; + + return pmu_name; +} + +int topdown_parse_events(struct evlist *evlist) +{ + const char *topdown_events; + const char *pmu_name; + + if (!topdown_sys_has_perf_metrics()) + return 0; + + pmu_name = arch_get_topdown_pmu_name(evlist, false); + + if (pmu_have_event(pmu_name, "topdown-heavy-ops")) { + if (!strcmp(pmu_name, "cpu_core")) + topdown_events = TOPDOWN_L2_EVENTS_CORE; + else + topdown_events = TOPDOWN_L2_EVENTS; + } else { + if (!strcmp(pmu_name, "cpu_core")) + topdown_events = TOPDOWN_L1_EVENTS_CORE; + else + topdown_events = TOPDOWN_L1_EVENTS; + } + + return parse_events(evlist, topdown_events, NULL); +} diff --git a/tools/perf/arch/x86/util/topdown.h b/tools/perf/arch/x86/util/topdown.h index 46bf9273e572..7eb81f042838 100644 --- a/tools/perf/arch/x86/util/topdown.h +++ b/tools/perf/arch/x86/util/topdown.h @@ -3,5 +3,6 @@ #define _TOPDOWN_H 1 bool topdown_sys_has_perf_metrics(void); +int topdown_parse_events(struct evlist *evlist); #endif |